package com.atguigu.gulimall.order.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

// @EnableConfigurationProperties 相当于  @ConfigurationProperties 与  @Component
@Configuration
public class MyThreadConfig {

    @Bean
    public ThreadPoolExecutor poolExecutor(ThreadPoolConfigProperties poolConfigProperties) {
        return new ThreadPoolExecutor(
                poolConfigProperties.getCoreSize(),
                poolConfigProperties.getMaxSize(),
                poolConfigProperties.getKeepAliveTime(),
                TimeUnit.SECONDS,
                new LinkedBlockingDeque<Runnable>(2000),
                Executors.defaultThreadFactory(),
                new ThreadPoolExecutor.AbortPolicy()); //拒绝策略 ，报错且放弃
    }
}
